Universal Licensing System
WRXF783
MASTERY LEARNING INSTITUTE
License details
| ULS identifier | 4763213 |
|---|
| Call sign | WRXF783 |
|---|
| Radio service | IG |
|---|
| Status | A |
|---|
| Grant date | 2023-05-08 |
|---|
| Expiration | 2033-05-08 |
|---|
| Frequency range | 451.3375 - 466.75 MHz (5 frequencies) |
|---|
| Locations | 3 |
|---|
| Representative location | ST HELENS, COLUMBIA, OR |
|---|
| Coordinates | 45.8668889, -122.8868611 |
|---|
| Source archive | l_LMpriv.zip |
|---|
| Dataset refreshed | 2026-08-02 01:23:11 |
|---|
Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 2 | 1 | MO | 451.33750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 451.33750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 451.33750000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 456.33750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 456.33750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 456.33750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 461.75000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 461.75000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 461.75000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 461.75000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 462.48750000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 462.48750000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 462.48750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 463.56250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 466.15000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 466.75000000 | | | 4.000000 | 4.000000 | |
| 2 | 1 | MO | 466.75000000 | | | 4.000000 | 4.000000 | |
| 3 | 1 | MO | 466.75000000 | | | 4.000000 | 4.000000 | |
| 4 | 1 | MO | 466.75000000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 468.56250000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 2 | 1 | 451.33750000 | | 4K00F7W |
| 2 | 1 | 451.33750000 | | 11K2F3E |
| 2 | 1 | 451.33750000 | | 7K60FXE |
| 2 | 1 | 451.33750000 | | 8K30F7W |
| 3 | 1 | 451.33750000 | | 7K60FXE |
| 3 | 1 | 451.33750000 | | 11K2F3E |
| 3 | 1 | 451.33750000 | | 8K30F7W |
| 3 | 1 | 451.33750000 | | 4K00F7W |
| 4 | 1 | 451.33750000 | | 7K60FXE |
| 4 | 1 | 451.33750000 | | 4K00F7W |
| 4 | 1 | 451.33750000 | | 8K30F7W |
| 4 | 1 | 451.33750000 | | 11K2F3E |
| 2 | 1 | 456.33750000 | | 7K60FXE |
| 2 | 1 | 456.33750000 | | 4K00F7W |
| 2 | 1 | 456.33750000 | | 8K30F7W |
| 2 | 1 | 456.33750000 | | 11K2F3E |
| 3 | 1 | 456.33750000 | | 8K30F7W |
| 3 | 1 | 456.33750000 | | 11K2F3E |
| 3 | 1 | 456.33750000 | | 4K00F7W |
| 3 | 1 | 456.33750000 | | 7K60FXE |
| 4 | 1 | 456.33750000 | | 11K2F3E |
| 4 | 1 | 456.33750000 | | 8K30F7W |
| 4 | 1 | 456.33750000 | | 4K00F7W |
| 4 | 1 | 456.33750000 | | 7K60FXE |
| 1 | 1 | 461.75000000 | | 4K00F7W |
| 1 | 1 | 461.75000000 | | 8K30F7W |
| 1 | 1 | 461.75000000 | | 11K2F3E |
| 1 | 1 | 461.75000000 | | 7K60FXE |
| 2 | 1 | 461.75000000 | | 8K30F7W |
| 2 | 1 | 461.75000000 | | 4K00F7W |
| 2 | 1 | 461.75000000 | | 7K60FXE |
| 2 | 1 | 461.75000000 | | 11K2F3E |
| 3 | 1 | 461.75000000 | | 4K00F7W |
| 3 | 1 | 461.75000000 | | 7K60FXE |
| 3 | 1 | 461.75000000 | | 8K30F7W |
| 3 | 1 | 461.75000000 | | 11K2F3E |
| 4 | 1 | 461.75000000 | | 7K60FXE |
| 4 | 1 | 461.75000000 | | 8K30F7W |
| 4 | 1 | 461.75000000 | | 11K2F3E |
| 4 | 1 | 461.75000000 | | 4K00F7W |
| 2 | 1 | 462.48750000 | | 7K60FXE |
| 2 | 1 | 462.48750000 | | 8K30F7W |
| 2 | 1 | 462.48750000 | | 11K2F3E |
| 2 | 1 | 462.48750000 | | 4K00F7W |
| 3 | 1 | 462.48750000 | | 11K2F3E |
| 3 | 1 | 462.48750000 | | 4K00F7W |
| 3 | 1 | 462.48750000 | | 7K60FXE |
| 3 | 1 | 462.48750000 | | 8K30F7W |
| 4 | 1 | 462.48750000 | | 11K2F3E |
| 4 | 1 | 462.48750000 | | 4K00F7W |
| 4 | 1 | 462.48750000 | | 7K60FXE |
| 4 | 1 | 462.48750000 | | 8K30F7W |
| 1 | 1 | 463.56250000 | | 11K2F3E |
| 1 | 1 | 463.56250000 | | 4K00F7W |
| 1 | 1 | 463.56250000 | | 7K60FXE |
| 1 | 1 | 463.56250000 | | 8K30F7W |
| 1 | 1 | 466.15000000 | | 7K60FXE |
| 1 | 1 | 466.15000000 | | 11K2F3E |
| 1 | 1 | 466.15000000 | | 4K00F7W |
| 1 | 1 | 466.15000000 | | 8K30F7W |
| 1 | 1 | 466.75000000 | | 4K00F7W |
| 1 | 1 | 466.75000000 | | 7K60FXE |
| 1 | 1 | 466.75000000 | | 11K2F3E |
| 1 | 1 | 466.75000000 | | 8K30F7W |
| 2 | 1 | 466.75000000 | | 11K2F3E |
| 2 | 1 | 466.75000000 | | 4K00F7W |
| 2 | 1 | 466.75000000 | | 7K60FXE |
| 2 | 1 | 466.75000000 | | 8K30F7W |
| 3 | 1 | 466.75000000 | | 11K2F3E |
| 3 | 1 | 466.75000000 | | 4K00F7W |
| 3 | 1 | 466.75000000 | | 7K60FXE |
| 3 | 1 | 466.75000000 | | 8K30F7W |
| 4 | 1 | 466.75000000 | | 11K2F3E |
| 4 | 1 | 466.75000000 | | 7K60FXE |
| 4 | 1 | 466.75000000 | | 4K00F7W |
| 4 | 1 | 466.75000000 | | 8K30F7W |
| 1 | 1 | 468.56250000 | | 11K2F3E |
| 1 | 1 | 468.56250000 | | 7K60FXE |
| 1 | 1 | 468.56250000 | | 4K00F7W |
| 1 | 1 | 468.56250000 | | 8K30F7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | PORTLAND, MULTNOMAH, OR | 45.50441667, -122.52213889 | | | | N |
| 2 | T | ST HELENS, COLUMBIA, OR | 45.86688889, -122.88686111 | | | | N |
| 3 | T | PORTLAND, MULTNOMAH, OR | 45.51744444, -122.58627778 | | | | N |
| 4 | T | GRESHAM, MULTNOMAH, OR | 45.51066667, -122.41980556 | | | | N |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
| 1 | 2 | T | | | | | | | |
| 1 | 3 | T | | | | | | | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
|---|
| 1 | 13809 SE DIVISION, SUITE A, PORTLAND, OR | MULTNOMAH | 5037626061 |
License history
| Date | File or call sign | Action |
|---|
| 2026-01-22 | WRXF783 | LETCNS |
| 2025-04-17 | WRXF783 | LIMOD |
| 2024-05-08 | WRXF783 | LIMOD |
| 2024-02-06 | WRXF783 | LETCNS |
| 2023-05-08 | WRXF783 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4763213 | 2026-08-02 01:23:11 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRXF783 | ULS 4763213 | 2026-08-02 01:23:11 |
| Status | A | ULS 4763213 | 2026-08-02 01:23:11 |
| Service | IG | ULS 4763213 | 2026-08-02 01:23:11 |
| Grant Date | 2023-05-08 | ULS 4763213 | 2026-08-02 01:23:11 |
| Expiration Date | 2033-05-08 | ULS 4763213 | 2026-08-02 01:23:11 |